<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图 -->
    <el-card>
      <!-- 搜索区域 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear='getGoodsList'>
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>
      <!-- 表单 -->
      <el-table :data="goodsList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column width="95px" label="商品价格(元)" prop="goods_price"></el-table-column>
        <el-table-column width="70px" label="商品重量" prop="goods_weight"></el-table-column>
        <el-table-column width="140px" label="创建时间" prop="add_time">
          <template v-slot='scope'>
            {{scope.row.add_time | dateFormat}}
          </template>
        </el-table-column>
        <el-table-column width="130px" label="操作">
          <template v-slot='scope'>
            <el-button
                  size="mini"
                  icon="el-icon-edit"
                  type="primary"
                  ></el-button
                >
                <el-button
                  size="mini"
                  icon="el-icon-delete"
                  type="danger"
                  @click="removeById(scope.row.goods_id)"
                  ></el-button
                >
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[3, 5, 10, 15]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  name: 'GoodsList',
  data () {
    return {
      queryInfo:{
        query:'',
        pagenum:1,
        pagesize:5
      },
      goodsList:[],
      total:0 
    }
  },
  created () {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList(){
      const {data:res} = await this.$http.get(`goods`,{params:this.queryInfo})
      if(res.meta.status !== 200){
        return this.$message.error("获取商品列表失败")
      }
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    handleSizeChange(newSize){
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    handleCurrentChange(newCurrent){
      this.queryInfo.pagenum = newCurrent
      this.getGoodsList()
    },
    async removeById(id){
      const confirmResult = await this.$confirm(
        '此操作将永久删除该分类, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning',
        }
      ).catch((err) => err)

      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消删除操作')
      }

      const { data: res } = await this.$http.delete(`goods/${id}`)
      if (res.meta.status !== 200) {
        return this.$message.error('删除分类失败')
      }

      this.$message.success('删除分类成功')
      this.getGoodsList()
    },
    goAddPage(){
      this.$router.push('/goods/add')
    }
  }
}
</script>

<style lang='less' scoped>
</style>